<?php
/*
	语言
*/
defined('BY_JYA') or exit('error');
$_RQ['op']=$_RQ['op']?:'set';
if($_RQ['op']=='set'){
	$langs=array('ch','en');
	if($_RQ['lang'] && in_array($_RQ['lang'],$langs)){
		$_SESSION['show_lang']=$_RQ['lang'];
	}
	exi('success');
}